strain

Compared meaning: worry and tension from pressure (noun).

比较义项：因压力或困难处境而产生的忧虑与紧张（名词）。

• stress

  The general, everyday word for the worry and pressure caused by a difficult situation; used broadly for work, exams, relationships, or daily life.

  最常用、最泛用的词，指困难处境带来的忧虑和压力，广泛用于工作、考试、人际关系或日常生活中。

  Meeting three deadlines this week has caused him a lot of stress.

  这周要赶三个截止日期，给他带来了很大的压力。

• strain 本词

  Emphasizes the tiring, wearing-down effect of prolonged pressure or overwork, often visible in one's health, face, or a relationship; common in 'put a strain on' or 'under strain'.

  强调长期压力或过度劳累所带来的疲惫、消耗的效果，常体现在健康、面容或人际关系上，常见搭配为 put a strain on（给…造成负担）或 under strain（承受压力）。

  The strain of long working hours began to show in his tired, drawn face.

  长时间工作的疲惫，渐渐显现在他憔悴、疲倦的脸上。

Both words mean the mental tension caused by pressure or hardship. Stress is the general, everyday word for anxiety, used in almost any situation. Strain emphasizes the tiring, wearing-down effect of a long-term burden, often seen in one's health or a relationship. Other senses excluded.

这两个词都表示由压力或负担引起的心理紧张，但 stress 更泛指焦虑不安的感觉，几乎适用于任何场合；strain 更强调长期负担带来的疲惫和消耗，常见于身心或关系方面。这里不比较 stress 的“重音、强调”义，也不比较 strain 的“拉伤（肌肉）”“菌株”等其他意思。